Description
Race-Ready Grip with Street-Legal Compliance. The Toyo Proxes R888R Competition Summer Tire (335/30R18) is built for enthusiasts who demand maximum dry performance, razor-sharp handling, and track-level control—all in a DOT-approved package. This tire has become a go-to choice for serious performance builds, time attack competitors, and weekend racers thanks to its motorsport-grade engineering that delivers unrelenting traction and precision lap after lap.
Massive Contact Patch for Extreme Traction. With its ultra-wide 335/30R18 sizing, the Toyo Proxes R888R Competition Summer Tire puts down an enormous footprint that enhances straight-line acceleration and lateral grip. The semi-slick tread pattern features broad shoulder blocks and a continuous center rib, maximizing road contact for immediate steering feedback and uncompromising cornering stability. Whether launching off the line or holding a high-speed apex, this tire is engineered to keep you firmly in control.
High-Grip Compound and Rapid Warm-Up. At the heart of the Toyo Proxes R888R Competition Summer Tire performance is Toyo’s race-derived R-compound, designed to heat up quickly and maintain consistent grip through repeated heat cycles. This fast warm-up characteristic gives drivers confidence early in their sessions, while the optimized groove arrangement provides improved braking stability and predictable handling dynamics. The result is a tire that inspires confidence in both short sprints and extended track events.
Track-Dominating Performance with Street Usability. While purpose-built for competitive driving, the Toyo Proxes R888R Competition Summer Tire remains DOT-compliant, allowing for limited street use. This means you can drive to the track, compete, and head home without swapping tires—a true advantage for enthusiast drivers. Its aggressive semi-slick profile not only performs at the highest levels but also adds a bold motorsport-inspired look to any vehicle it’s mounted on.
Installation. Putting this Toyo Proxes R888R Competition Summer Tire on your vehicle takes 1 hour to install.
Warranty. There is a limited warranty on this product.
Application. The Toyo Proxes R888R Competition Summer Tire offers universal fitment.
Toyo 104340
CA Residents: WARNING: Cancer and Reproductive Harm
- Tire
- Tire Size (335/30R18)
- High‑Grip Race Compound
- Optimized Contact Patch For Braking, Acceleration, Cornering
- Wide Centre Rib For Directional Stability And Precise Steering Response
- Asymmetric Tread Design With Massive Outboard Shoulder Blocks For Lateral Grip
- Water Evacuation Channel For Light Wet Traction
- Fast Warm‑Up To Optimal Operating Temperature
- DOT‑Approved For Street‑Legal Use To And From Track
- Two‑Or Three‑Ply Rayon Casing With High‑Tensile Steel Belts And Spiral Nylon Reinforcement For High‑Speed Stability
- Enhances Dry Traction, Braking, Acceleration, Cornering
- One-Hour Installation
- Limited Warranty
- Universal Fitment
| Brand | Toyo |
| Tire Model | Proxes R888R |
| Tire Type | Drag Radial |
| Tire Size | 335/30R18 |
| Tire Diameter | 26 |
| Tire Load Index | 102 (1874 lbs per tire) |
| Tire Load Rating | SL |
| Tire Tread Depth | 6/32″ |
| Tire Revs Per Mile | 739 |
| Tire Speed Rating | (Y) Up to 186+mph |
| Tire Weight | 33 |
| Wheel Diameter | 18 |
| UTQG Tire Rating | N/A |
| Tire Tread Pattern | Non-Directional |
| Minimum Wheel Width | 11.5″ |
| Maximum Wheel Width | 12.5″ |






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